Home / 43,003,587.34-64,509,096.71-11,879,233.62

Finding the Fourth Proportional to 43,003,587.34, 64,509,096.71 and 11,879,233.62

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Solution

The fourth proportional to 43,003,587.34, 64,509,096.71 and 11,879,233.62 is: 17,819,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,003,587.34 : 64,509,096.71 = 11,879,233.62 : x
  2. Step 2: Convert to fraction form
    43,003,587.34/64,509,096.71 = 11,879,233.62/x
  3. Step 3: Cross multiply
    43,003,587.34x = 64,509,096.71 × 11,879,233.62
  4. Step 4: Simplify right side
    43,003,587.34x = 766,318,630,336,471.75
  5. Step 5: Solve for x
    x = 766,318,630,336,471.75/43,003,587.34
  6. Step 6: Final answer
    x = 17,819,876.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.